When a male wears a small type of brief, thong, or swimsuit and one of his balls doesn't have enough room to fit so it hangs out of the brief, thong, or swimsuit.
Jack went to the pool and got arrested for public indecency because he got caught for side ball because he was wearing a really small speedo.
by Penehhhinadaboxxx October 13, 2015
Get the Side Ballmug. by sideballs July 8, 2018
Get the side ballsmug. by Joeeeeeeee The HOEEEEEEE September 12, 2010
Get the play both sides of the ballmug. by Samantha_addict September 17, 2022
Get the Side ballmug.